On Sale!! Tour Lock Opti-Vibe Weight 1-12gram Internal Shaft weight. Counter Balancing your clubs made easier with the new Tour Lock Pro Technology. This Internal shaft weight is an adjustable weight that goes down the shaft of any club.This Technology gives you an advantage to fine tune your clubs in terms of your preferred feel, solidness of contact, Lag, Swing speed, and club head awareness. Proven to give you more club head feel, solid contact and faster swing speed. Amateur and Professional Golfers tested, improves the accuracy and feel of the club. Recommended for Driver,Fairway,Hybrid Irons, Irons,Wedges Immediate Noticeable Effect: 1.) Improves Distance 2.) Smoother Swing flow 3.) Solid Hit 4.) Less Misses/Playable misses 5.) Faster swing speed 6.) Really Good feel/More Confidence 7.) Better Control Note: You need the Tour Lock Pro Dual Tool to adjust the weights. If you need to purchase one Just add the Dual tool from our listings. Shop with Confidence from a Highly Respected Seller.Fast Shipping and Money Back Guarantee!!!! For questions just don't hesitate to email us. Thank You for Visiting!!!